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WorksheetsUnit 2 Quiz Review Exit Ticket
Total questions: 80
Worksheet time: 3hrs 29mins
What is the degree of the polynomial:
f(x) = 3x2 + 4x - 5
What is the degree of the polynomial:
f(x) = -5x4 - 3x + 2
What is the leading coefficient for the polynomial f(x) = 2x3 + 4x - 5
The end behavior of this polynomial is...
x→ ∞, y→⁻∞
x→⁻∞, y→∞
x→∞, y→⁻∞
As x --> -∞, f(x) --> ____
As x --> +∞, f(x) --> ____
-∞
-∞
+∞
+∞
What is another way to say "where a function crosses the x-axis"?
x-intercept
zero
root
all of these.
The degree of the polynomial determines the max number of roots.
True
False
Zero of polynomial 3x-7 is ......
7/3
-7/3
3/7
-3/7
f(x)= x3(x + 3)2(x – 5)
Which best describes the multiplicity of a root?
It is the number of times the corresponding factor is repeated
It is the highest degree of the polynomial
It is the number of times x is multiplied by itself
It is the number of x-intercepts on a graph
zeros of the polynomial
y = 3(x + 4)(x + 1)(x - 3)?
y = (x + 2)(x - 7)3
What are the zeros in (x-5)(x+4)
4 and -5
5 and -4
-4 and -5
no zeros
What is another word for zeros?
solutions
x -intercepts
roots
All of the these!
f(x) = -x(x+1)(x-3)
Find the root(s) of the function.
x = 3
x = {-3, -1, 2}
x = {-3, 2}
x = -1
f(x)=4(x-2)2 + 3
f(x)=4(x-2)2 + 3
open up or down?
f(x)=4(x-2)2 + 3
The parabola y = x2 - 2x + 4
will have a minimum value.
will have a maximum value.
The parabola y = - 2x2 - 4x + 1 will have an axis of symmetry of
x = - 1
x = 1
x = 4
x = - 4
The axis of symmetry line passes through which point?
y-intercept
any random point
vertex
Where is the axis of symmetry?
Give the vertex: y = 2(x + 3)2 + 7
(a)
Give the vertex: y = -4(x - 1)2 + 6
(a)
Convert the quadratic from vertex to standard form: y = (x - 9)2
y = x2 + 18x + 81
y = x2 - 18x + 81
y = x2 - 18x + 18
y = x2 - 18x - 81
f(x) = x2 + 12x - 2
written in vertex form?
f(x) = x2 - 8x + 1
written in vertex form?
x2 + 6x + ____
Solve the following quadratics equation by completing the square...
x2 + 4x + 1 = 0
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
Solve the following quadratics equation by completing the square...
x2 + 4x - 1 = 0
x = -2 ± √5
x = -5 ± √2
x = 2 ± √5
x = -5 ± √5
Solve the following quadratics equation by completing the square...
x2 + 6x - 3 = 0
x = -3 ± √12
x = 3 ± √12
x = 12 ± √3
x = -12 ± √3
Use the quadratic formula to find the solutions for
y = -x2 - 5x + 12
No Real Solution
(10+ 15i)-(48 - 30i)
(7 + 2i)(9 - 6i)
-3i(4 + 2i)
(4 – 3i)(-7 – 2i)
(10+ 15i) - (48 - 30i)
(-7+6i)2
49+36i
85
13-84i
13+84i
How long can a snail sleep?
5 years
3 years
6 months
a day
In which hand is the Statue of Liberty's torch?
Left
Right
She isn't holding one
f(x) = 4x^2 -33x -27.
Is k = 9 a zero of the function?
÷
(x + 3)
÷
x+3
(3x - 4x3 + 6x4 + 1) / (x + 3)
Expand the expression using the Binomial Theorem.
(2x+5)4
2x4 + 40x3 + 300x2 + 1000x +625
16x4 + 160x3 +600x2 +1000x + 625
16x4 + 1000x3 + 600x2 + 160x +625
Choose the right Pascal's triangle
Find the element in Pascal's Triangle. 12th row and 5 element.
1
495
330
792
